Final answer:
The basis for beliefs in knowledge or facts can be understood through Logic, Authority, and Observation.
Step-by-step explanation:
The basis for beliefs in knowledge or facts can be understood through different approaches. One approach is through Logic, which involves making assumptions that are widely believed to be true or factual. Another approach is through belief in Authority, where information provided by an expert or authority figure is considered trustworthy. Additionally, beliefs can be based on Observation, which is derived from direct sensory perception.